7628775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1321}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 15737088

約数和(自身を除く): 8108313

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1321, 1925, 3963, 5775, 6605, 9247, 14531, 19815, 27741, 33025, 43593, 46235, 72655, 99075, 101717, 138705, 217965, 231175, 305151, 363275, 508585, 693525, 1089825, 1525755, 2542925, 7628775]

約数ペア:

[(1, 7628775), (3, 2542925), (5, 1525755), (7, 1089825), (11, 693525), (15, 508585), (21, 363275), (25, 305151), (33, 231175), (35, 217965), (55, 138705), (75, 101717), (77, 99075), (105, 72655), (165, 46235), (175, 43593), (231, 33025), (275, 27741), (385, 19815), (525, 14531), (825, 9247), (1155, 6605), (1321, 5775), (1925, 3963)]